
BAE Systems is a leading global defence, security and aerospace company delivering a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services.
Bombardier Aerospace is the world’s third largest civil aircraft manufacturer, they are a leader in the design and manufacture of innovative aviation products and services for the business, regional and amphibious aircraft markets.
Bombardier Transportation is the rail equipment division of the Bombardier Inc.
It is the world's largest company in the rail equipment manufacturing and servicing industry.

EADS Astrium is an aerospace subsidiary of the European
Aeronautic Defence and Space Company (EADS),
and is dedicated to providing civil and defence space systems and
services.

GE Aviation is the world's leading producer of large and small
jet engines for commercial and military aircraft.
They also supply aircraft-derived engines for marine applications
and provide aviation services.

GKN Aerospace is a First Tier supplier to the global aviation
industry, working on every major fixed
and rotary-wing aerospace platform.
A leader in composite and metallic technologies, with an equal
focus on both military and civil markets.

Ultra Electronics design, manufacture, supply and support
electronic and electromechanical systems,
sub-systems and products for defence, security and aerospace
applications worldwide.